Guantanamo Bay, Cuba

John Moore / Getty Images

A sailor looks toward the Guantanamo Bay detention center. President Obama pledged to close the prison by early 2010 but has struggled to transfer, try or release the remaining detainees from the facility.

A sailor looks toward the Guantanamo Bay detention center. President Obama pledged to close the prison by early 2010 but has struggled to transfer, try or release the remaining detainees from the facility. (John Moore / Getty Images)

A sailor looks toward the Guantanamo Bay detention center. President Obama pledged to close the prison by early 2010 but has struggled to transfer, try or release the remaining detainees from the facility.